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Definition of Differential gear
1. Noun. A bevel gear that permits rotation of two shafts at different speeds; used on the rear axle of automobiles to allow wheels to rotate at different speeds on curves.
Exact synonyms: Differential
Generic synonyms: Bevel Gear, Pinion And Crown Wheel, Pinion And Ring Gear
Generic synonyms: Bevel Gear, Pinion And Crown Wheel, Pinion And Ring Gear